I found this if it is of any use -
http://www.file-extensions.org/auf-file-extension-audacity-block-file
Cheers
Marie
On Sat, Mar 5, 2011 at 11:10 AM, Richard L. Hess
<[log in to unmask]>wrote:
> Hello, Melodie,
>
> Since each file is 1 MB and there are about as many of these as there are
> megabytes in the original WAV file, I've always thought these were the
> "special" audio format for Audacity...each 1 MB is a separate file, linked
> together in the program.
>
> It seems to be referred to as the "Audacity Block File" in a quick Google
> search.
>
> I think if you delete these, you are deleting your audio.
>
> I do not think Audacity is a native WAV editor like say Samplitude,
> Sequoia, Goldwave, Wavelab, etc. If you want to spend $50, my personal
> opinion is Goldwave runs rings around Audacity. Samplitude is my favourite.
>
> Cheers,
>
> Richard
>
> On 2011-03-04 3:01 PM, Frances, Melodie wrote:
>
>> All
>>
>> We use Audacity to convert our reel to reel tapes into digital files. We
>> recently noticed that there are a bunch of extra files that end in .auf
>> They are all about 1000 KB and have a name along the lines of b02720.
>> There are TONS of these files. We are wondering what they are and if it is
>> safe to delete them or not?
>>
>> Thanks
>>
>> Melodie Frances
>>
>>
> --
> Richard L. Hess email: [log in to unmask]
> Aurora, Ontario, Canada (905) 713 6733 1-877-TAPE-FIX
> http://www.richardhess.com/tape/contact.htm
> Quality tape transfers -- even from hard-to-play tapes.
>
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